Three-tiered grill rack system



FIG. 1 is a front, left perspective view of my new design for athree-tiered grill rack system shown in a grilling environment;

FIG. 2 is a top, left perspective view of the three-tiered grill racksystem shown removed from the grilling environment;

FIG. 3 is a rear, right perspective view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a front elevation view thereof;

FIG. 7 is a rear elevation view thereof;

FIG. 8 is a right side elevation view thereof;

FIG. 9 is a left side elevation view thereof;

FIG. 10 is a top, left, perspective view of the top rack of thethree-tiered grill rack system shown in FIGS. 1-9;

FIG. 11 is a top, left, perspective view of the middle rack of thethree-tiered grill rack system shown in FIGS. 1-9; and,

FIG. 12 is a top, left, perspective view of the bottom rack of thethree-tiered grill rack system shown in FIGS. 1-9.

The broken lines in the drawings depict environmental subject matteronly and form no part of the claimed design.

CLAIM The ornamental design for a three-tiered grill rack system, asshown and described.